- All sections
- H - Electricity
- H03H - Impedance networks, e.g. resonant circuitsresonators
- H03H 9/15 - Constructional features of resonators consisting of piezoelectric or electrostrictive material
Patent holdings for IPC class H03H 9/15
Total number of patents in this class: 434
10-year publication summary
|
36
|
35
|
27
|
43
|
34
|
31
|
19
|
15
|
24
|
14
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 25722 |
55 |
| Avago Technologies International Sales Pte. Limited | 8564 |
37 |
| Qorvo US, Inc. | 2394 |
28 |
| SiTime Corporation | 213 |
23 |
| ROFS Microsystem (Tianjin) Co., Ltd | 216 |
15 |
| Taiyo Yuden Co., Ltd. | 2030 |
14 |
| Seiko Epson Corporation | 20248 |
11 |
| Texas Instruments Incorporated | 19663 |
9 |
| Samsung Electro-mechanics Co., Ltd. | 6073 |
9 |
| Northeastern University | 1292 |
8 |
| Ningbo Semiconductor International Corporation (Shanghai Branch) | 146 |
8 |
| Samsung Electronics Co., Ltd. | 157557 |
7 |
| Intel Corporation | 47102 |
7 |
| HRL Laboratories, LLC | 1631 |
7 |
| Skyworks Global Pte. Ltd | 150 |
5 |
| Smartsens Technology (HK) Co., Limited | 55 |
5 |
| The Regents of the University of California | 20720 |
4 |
| Centre National de La Recherche Scientifique | 11016 |
4 |
| Skyworks Solutions, Inc. | 3947 |
4 |
| SnapTrack, Inc. | 519 |
4 |
| Other owners | 170 |